1/*
  2 * Google Veyron Jerry Rev 3+ board device tree source
  3 *
  4 * Copyright 2015 Google, Inc
  5 *
  6 * This file is dual-licensed: you can use it either under the terms
  7 * of the GPL or the X11 license, at your option. Note that this dual
  8 * licensing only applies to this file, and not this project as a
  9 * whole.
 10 *
 11 *  a) This file is free software; you can redistribute it and/or
 12 *     modify it under the terms of the GNU General Public License as
 13 *     published by the Free Software Foundation; either version 2 of the
 14 *     License, or (at your option) any later version.
 15 *
 16 *     This file is distributed in the hope that it will be useful,
 17 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 18 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 19 *     GNU General Public License for more details.
 20 *
 21 *  Or, alternatively,
 22 *
 23 *  b) Permission is hereby granted, free of charge, to any person
 24 *     obtaining a copy of this software and associated documentation
 25 *     files (the "Software"), to deal in the Software without
 26 *     restriction, including without limitation the rights to use,
 27 *     copy, modify, merge, publish, distribute, sublicense, and/or
 28 *     sell copies of the Software, and to permit persons to whom the
 29 *     Software is furnished to do so, subject to the following
 30 *     conditions:
 31 *
 32 *     The above copyright notice and this permission notice shall be
 33 *     included in all copies or substantial portions of the Software.
 34 *
 35 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 36 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 37 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 38 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 39 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 40 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 41 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 42 *     OTHER DEALINGS IN THE SOFTWARE.
 43 */
 44
 45/dts-v1/;
 46#include "rk3288-veyron-chromebook.dtsi"
 47#include "cros-ec-sbs.dtsi"
 48
 49/ {
 50	model = "Google Jerry";
 51	compatible = "google,veyron-jerry-rev7", "google,veyron-jerry-rev6",
 52		     "google,veyron-jerry-rev5", "google,veyron-jerry-rev4",
 53		     "google,veyron-jerry-rev3", "google,veyron-jerry",
 54		     "google,veyron", "rockchip,rk3288";
 55
 56	panel_regulator: panel-regulator {
 57		compatible = "regulator-fixed";
 58		enable-active-high;
 59		gpio = <&gpio7 RK_PB6 GPIO_ACTIVE_HIGH>;
 60		pinctrl-names = "default";
 61		pinctrl-0 = <&lcd_enable_h>;
 62		regulator-name = "panel_regulator";
 63		startup-delay-us = <100000>;
 64		vin-supply = <&vcc33_sys>;
 65	};
 66
 67	vcc18_lcd: vcc18-lcd {
 68		compatible = "regulator-fixed";
 69		enable-active-high;
 70		gpio = <&gpio2 RK_PB5 GPIO_ACTIVE_HIGH>;
 71		pinctrl-names = "default";
 72		pinctrl-0 = <&avdd_1v8_disp_en>;
 73		regulator-name = "vcc18_lcd";
 74		regulator-always-on;
 75		regulator-boot-on;
 76		vin-supply = <&vcc18_wl>;
 77	};
 78
 79	backlight_regulator: backlight-regulator {
 80		compatible = "regulator-fixed";
 81		enable-active-high;
 82		gpio = <&gpio2 RK_PB4 GPIO_ACTIVE_HIGH>;
 83		pinctrl-names = "default";
 84		pinctrl-0 = <&bl_pwr_en>;
 85		regulator-name = "backlight_regulator";
 86		vin-supply = <&vcc33_sys>;
 87		startup-delay-us = <15000>;
 88	};
 89};
 90
 91&backlight {
 92	power-supply = <&backlight_regulator>;
 93};
 94
 95&panel {
 96	power-supply= <&panel_regulator>;
 97};
 98
 99&rk808 {
100	pinctrl-names = "default";
101	pinctrl-0 = <&pmic_int_l>;
102
103	regulators {
104		mic_vcc: LDO_REG2 {
105			regulator-name = "mic_vcc";
106			regulator-always-on;
107			regulator-boot-on;
108			regulator-min-microvolt = <1800000>;
109			regulator-max-microvolt = <1800000>;
110			regulator-state-mem {
111				regulator-off-in-suspend;
112			};
113		};
114	};
115};
116
117&sdmmc {
118	disable-wp;
119	pinctrl-names = "default";
120	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd_disabled &sdmmc_cd_gpio
121			&sdmmc_bus4>;
122};
123
124&vcc_5v {
125	enable-active-high;
126	gpio = <&gpio7 RK_PC5 GPIO_ACTIVE_HIGH>;
127	pinctrl-names = "default";
128	pinctrl-0 = <&drv_5v>;
129};
130
131&vcc50_hdmi {
132	enable-active-high;
133	gpio = <&gpio5 RK_PC3 GPIO_ACTIVE_HIGH>;
134	pinctrl-names = "default";
135	pinctrl-0 = <&vcc50_hdmi_en>;
136};
137
138&pinctrl {
139	backlight {
140		bl_pwr_en: bl_pwr_en {
141			rockchip,pins = <2 12 RK_FUNC_GPIO &pcfg_pull_none>;
142		};
143	};
144
145	buck-5v {
146		drv_5v: drv-5v {
147			rockchip,pins = <7 21 RK_FUNC_GPIO &pcfg_pull_none>;
148		};
149	};
150
151	hdmi {
152		vcc50_hdmi_en: vcc50-hdmi-en {
153			rockchip,pins = <5 19 RK_FUNC_GPIO &pcfg_pull_none>;
154		};
155	};
156
157	lcd {
158		lcd_enable_h: lcd-en {
159			rockchip,pins = <7 14 RK_FUNC_GPIO &pcfg_pull_none>;
160		};
161
162		avdd_1v8_disp_en: avdd-1v8-disp-en {
163			rockchip,pins = <2 13 RK_FUNC_GPIO &pcfg_pull_none>;
164		};
165	};
166
167	pmic {
168		dvs_1: dvs-1 {
169			rockchip,pins = <7 12 RK_FUNC_GPIO &pcfg_pull_down>;
170		};
171
172		dvs_2: dvs-2 {
173			rockchip,pins = <7 15 RK_FUNC_GPIO &pcfg_pull_down>;
174		};
175	};
176};
177
178&i2c4 {
179	status = "okay";
180
181	/*
182	 * Trackpad pin control is shared between Elan and Synaptics devices
183	 * so we have to pull it up to the bus level.
184	 */
185	pinctrl-names = "default";
186	pinctrl-0 = <&i2c4_xfer &trackpad_int>;
187
188	trackpad@15 {
189		/*
190		 * Remove the inherited pinctrl settings to avoid clashing
191		 * with bus-wide ones.
192		 */
193		/delete-property/pinctrl-names;
194		/delete-property/pinctrl-0;
195	};
196
197	trackpad@2c {
198		compatible = "hid-over-i2c";
199		interrupt-parent = <&gpio7>;
200		interrupts = <RK_PA3 IRQ_TYPE_EDGE_FALLING>;
201		reg = <0x2c>;
202		hid-descr-addr = <0x0020>;
203		vcc-supply = <&vcc33_io>;
204		wakeup-source;
205	};
206};